package com.tensquare.friend.controller;

import com.tensquare.friend.client.UserClient;
import com.tensquare.friend.service.FriendService;
import entity.Result;
import entity.StatusCode;
import io.jsonwebtoken.Claims;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;

@RestController
@RequestMapping("/friend")
public class FriendController {

    @Autowired
    private HttpServletRequest request;

    @Autowired
    private FriendService friendService;

    @Autowired
    private UserClient userClient;

    /**
     * 添加好友或者 添加非好友
     *
     * @param friendid
     * @param type
     * @return
     */
    @RequestMapping(value = "/like/{friendid}/{type}", method = RequestMethod.PUT)
    public Result addFriend(@PathVariable String friendid, @PathVariable String type) {
        //验证是否登录，并且拿到当前登录的用户id
        Claims claims = (Claims) request.getAttribute("claims_user");
        if (claims == null) {
            //说明当前用户没有user角色
            return new Result(false, StatusCode.LOGINERROR, "权限不足");
        }
        //得到当前登录的用户id
        String userid = claims.getId();
        //判断是添加好友还是添加非好友
        if (type != null) {
            if (type.equals("1")) {
                //添加好友
                int flag = friendService.addFriend(userid,friendid);
                if (flag == 0){
                    return new Result(false, StatusCode.ERROR, "不能重复添加好友");
                }
                if (flag == 1){
                    userClient.updateFanscountAndFollowcount(userid,friendid,1);
                    return new Result(true,StatusCode.OK,"添加好友成功");
                }

            } else if (type.equals("2")) {
                int falg = friendService.addNoFriend(userid,friendid);
                //添加非好友
                if (falg == 0){
                    return new Result(false, StatusCode.ERROR, "不能重复添加非好友");
                }
                if (falg == 1){
                    return new Result(true,StatusCode.OK,"添加好友成功");
                }
            }
            return new Result(false, StatusCode.ERROR, "参数异常");
        }
        return new Result(false, StatusCode.ERROR, "参数异常");

    }

    /**
     * 删除好友
     * @param friendid
     * @return
     */
    @RequestMapping(value="/{friendid}",method=RequestMethod.DELETE)
    public Result deleteFriend(@PathVariable String friendid){
        //验证是否登录，并且拿到当前登录的用户id
        Claims claims = (Claims) request.getAttribute("claims_user");
        if (claims == null) {
            //说明当前用户没有user角色
            return new Result(false, StatusCode.LOGINERROR, "权限不足");
        }
        //得到当前登录的用户id
        String userid = claims.getId();
        friendService.deleteFriend(userid,friendid);
        userClient.updateFanscountAndFollowcount(userid,friendid,-1);
        return new Result(true,StatusCode.OK,"删除成功");


    }
}
